Thermapen ONE Blue

The Thermapen ONE Blue is a professional Bluetooth thermometer that combines speed, precision, and digital connectivity. This thermometer allows you to wirelessly pair your measurements with a smartphone or tablet via Bluetooth — ideal for HACCP logging, hospitality, catering, or food safety management.

With the updated Thermapen ONE Blue, HACCP compliance is easier than ever. Thanks to the display of item names, upper and lower limits, and feedback on pass/fail results on the screen, users can complete checklists accurately and with confidence. Please note that these features are only available in combination with the latest SDK.

Hygienic Design

A hygienic thermometer probe is essential for food service businesses. The housing of the Thermapen ONE Bluetooth thermometer features Polygiene BioMaster product protection to reduce bacterial growth. The thermometer is also fully waterproof (IP67), allowing it to be submerged underwater for thorough cleaning.

Foldable Probe

Foldable, instant-read thermometers are ideal for protecting the probe from damage and make it easy to keep the thermometer close at hand throughout the day. This Bluetooth food thermometer features a thin, stainless steel probe that can rotate 180° and fold into the side of the instrument for safe storage.

How to use the Thermapen ONE Bluetooth thermometer

To use the Thermapen ONE Bluetooth thermometer, simply pair it with your device (iOS or Android), insert the probe into the product to be measured, and press the button to transmit the temperature data. The thermometer will display 'PASS' or 'FAIL' depending on whether the measured temperature is within the product's set limits. View and manage your temperature measurements using the accompanying software.

Why choose this thermometer?

The Thermapen ONE Blue offers professional measurement performance and modern connectivity in one device: from supersonic measurement time to Bluetooth data transfer for digital HACCP logs. No more hassle with manual notes – send your data directly to your app or management software and easily keep track of temperature checks.

Whether you work in hospitality, catering, or food safety, this thermometer is designed to help you work faster, smarter, and more hygienically without compromising the quality of your measurements.

Product features Thermapen ONE Blue Thermometer

Temperature range: -49.9 to +299.9 °C
Resolution: 0.1 °C
Accuracy: ±0.3 °C (-19.9 to 119.9 °C), ±0.4 °C (-49.9 to 199.9 °C), otherwise ±1 °C
Bluetooth® module: BLE 5.0
Battery: 1 × AAA (±500 hours without backlight)
Sensor: Type K thermocouple
Display: Clear LCD screen
Dimensions: approx. 19 × 50 × 157 mm
Weight: approx. 115 g
Water/dust resistance: IP67
Certificate: Includes traceable calibration certificate
Protection: Includes protective pouch